Hexseptunium (Hsu)
Hexseptunium is the systematic name of the theoretical 671वाँ element in the periodic table with a symbol of Hsu and atomic number of 671. Hexseptunium, also known as element 671, has छह सौ इकहत्तर protons in its nucleus, and छह सौ इकहत्तर electrons in its shells.